/Engine/Source/Runtime/GeometryCore/Public/Generators/FlatTriangulationMeshGenerator.h
Generate planar triangulation of a Polygon.
class FFlatTriangulationMeshGenerator : public [UE::Geometry::FMeshShapeGenerator](API\Runtime\GeometryCore\Generators\FMeshShapeGenerator)
FIndex2i
IndicesMap
How to map 2D indices to 3D. Default is (0,1) = (x,y,0).
FVector3f
Normal
Normal vector of all vertices will be set to this value. Default is +Z axis.
TArray<FIndex3...
Triangles2D
Source triangle indices
TArray< int >
Triangles2DPolygroups
Optional polygroup IDs per triangle  ignored if empty
TArray< FVector...
Vertices2D
Vertices of 2D triangulation.